LayerManagerCommands/src/LayerAddSurfaceCommand.cpp

   1 /***************************************************************************
   2 *
   3 * Copyright 2010,2011 BMW Car IT GmbH
   4 *
   5 *
   6 * Licensed under the Apache License, Version 2.0 (the "License");
   7 * you may not use this file except in compliance with the License.
   8 * You may obtain a copy of the License at
   9 *
  10 *        http://www.apache.org/licenses/LICENSE-2.0
  11 *
  12 * Unless required by applicable law or agreed to in writing, software
  13 * distributed under the License is distributed on an "AS IS" BASIS,
  14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 * See the License for the specific language governing permissions and
  16 * limitations under the License.
  17 *
  18 ****************************************************************************/
  19 #include "LayerAddSurfaceCommand.h"
  20 #include "ICommandExecutor.h"
  21 #include "Scene.h"
  22 #include "Log.h"
  23
  24 ExecutionResult LayerAddSurfaceCommand::execute(ICommandExecutor* executor)
  25 {
  26     Scene& scene = *(executor->getScene());
  27
  28     ExecutionResult result = ExecutionFailed;
  29
  30     Layer* layer = scene.getLayer(m_layerid);
  31     Surface* surface = scene.getSurface(m_surfaceid);
  32
  33     if (layer != NULL && surface != NULL)
  34     {
  35         if (layer->addSurface(surface))
  36         {
  37             LOG_DEBUG("LayerAddSurfaceCommand","Adding surface(" << m_surfaceid << ")" << surface->getID() << " to layer(" << m_layerid << ") " << layer->getID());
  38             LOG_DEBUG("LayerAddSurfaceCommand", "Layer now has #surfaces:" << layer->getAllSurfaces().size());
  39             result = surface->hasNativeContent() ? ExecutionSuccessRedraw : ExecutionSuccess;
  40         }
  41         else
  42         {
  43             unsigned int layer_id = surface->getContainingLayerId();
  44             LOG_WARNING("LayerAddSurfaceCommand","surface : id [ " << m_surfaceid << " ] already belongs to layer : id [ " << layer_id << " ]");
  45             result = (m_layerid == layer_id) ? ExecutionSuccess : ExecutionFailed;
  46         }
  47                 surface->calculateTargetDestination(layer->getSourceRegion(),layer->getDestinationRegion());
  48     }
  49
  50     return result;
  51 }
  52
  53 const std::string LayerAddSurfaceCommand::getString()
  54 {
  55     std::stringstream description;
  56     description << "LayerAddSurfaceCommand("
  57                 << "layerid=" << m_layerid << "(0x" << std::hex << m_layerid << ")" << std::dec
  58                 << ", surfaceid=" << m_surfaceid << "(0x" << std::hex << m_surfaceid << ")" << std::dec
  59                 << ")";
  60     return description.str();
  61 }